Photos

Workers walk past Caterpillar excavator machines at a factory in Gosselies, in this file photo taken February 28, 2013. U.S. business investment spending plans fell for a sixth straight month in February, likely weighed down by a strong dollar and weak global demand. Construction and mining equipment maker Caterpillar Inc warned in January that lower oil prices would hurt its business in 2015. REUTERS/Eric Vidal/Files